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"in-situ stress characterization"×
Utah FORGE, UT×

Utah FORGE: Slide-Hold-Slide Experiments on Gneiss at Increased Temperature

Jul 25, 2023
4.1 GB
Publicly accessible
Included are data from triaxial, single-inclined-fracture friction experiments. The experiments were performed with slide-hold-slide protocol on Utah FORGE gneiss at increased temperature. With a ~10 MPa normal stress, temperatures vary between experiments from room temperature u...
Authors
Eijsink, A. and Elsworth, D. Pennsylvania State University
geothermalenergyfrictionsingle inclined fractureslide-hold-slideacoustic dataacoustic emissionpassive acousticgeophysicsfracturereactivationgneissutah forgeegsfriction dataactive acousticvelocity data

Utah FORGE 5-2615: Thermo-poromechanical Response of Fractured Rock 2023 Annual Workshop Presentation

Sep 08, 2023
77.11 MB
Publicly accessible
This is a presentation on the Experimental Determination and Modeling-Informed Analysis of Thermo-poromechanical Response of Fractured Rock for Application to Utah FORGE project by the University of Oklahoma, presented by Dr. Ahmad Ghassemi, McCasland Chair Prof. The project objec...
Authors
Ghassem, A. University of Oklahoma
geothermalenergyannual workshop2023utah forgeegsreservoir developmentfracture closuregeophyscisporomechanicalthermo-poromechanicalmicro-seismicitystress redistributionpermeability evolutiondfitpresentationmodel

Utah FORGE: Temperature Gradient Database

Feb 01, 2004
Size unavailable
Publicly accessible
This is a temperature gradient database for Utah, USA. It is located at the Utah Geological Survey. This contains data relevant to the Utah FORGE project.
Authors
Nash, G. Energy and Geoscience Institute at the University of Utah
geothermaltemperature gradientsutah temperature gradientsforgeutah forgeegsutah geothermalutahtemperaturegradienttemperature gradientresourcecharacterizationmilfordroosevelt hot springs

Utah FORGE: Observation Well Data

Feb 22, 2018
3.92 MB
Publicly accessible
This archive contains temperature data for Roosevelt Hot Springs observation wells OH-1, OH-4, OH-5 and OH-7. There are also mud logs for OH-4. These are old datasets obtained from Rocky Mountain Power for use in the Utah FORGE project. Temperature data were collected in the 1970s...
Authors
Nash, G. Energy and Geoscience Institute at the University of Utah
geothermalenergytemperature logsforgeutah forgeroosevelt hot springsblundel power plantmud logsroosevelt hot springs observation wellstemperature surveygeologic loglithology logwell logutahwelllogdataobservationtemperatureoh-4oh-1oh-5oh-7mud logwell dataresourcecharacterizationmilfordegs

Utah FORGE: Well 16A(78)-32: Summary of Drilling Activities

Mar 20, 2021
10.48 MB
Publicly accessible
This is a 74 page detailed summary of the drilling activities of Utah FORGE 16A(78)-32, a highly deviated well completed on February 2nd, 2021, as part of the Utah FORGE project. This well was deviated at 65 degrees from vertical after reaching 6000 feet in depth had a total measu...
Authors
Winkler, D. et al Energy and Geoscience Institute at the University of Utah
geothermalenergywell 16a78-32utah forgeforgeutah geothermaldeviated well 16a78-32deviated wellsegs16a78-32well datadrillingwell logcharacterizationdrill stem testroosevelt hot springsmilford

Utah FORGE 5-2419: Seismicity-Permeability Relationships Probed via Nonlinear Acoustic Imaging 2023 Annual Workshop Presentation

Sep 08, 2023
225.24 MB
Publicly accessible
This is a presentation on the Seismicity-Permeability Relationships Probed via Nonlinear Acoustic Imaging project by Pennsylvania State University, presented by Derek Elsworth. The project's objectives were to explore controls and acoustic signatures of aseismic through seismic e...
Authors
Elsworth, D. et al Pennsylvania State University
geothermalenergyannual workshop2023utah forgeegsaseismicfrictionstabilitypermeabilityshear-reactivationreservoir stimulationproductionmanagementacoustic signaturespresentationnonlinear acoustic imaging

Utah FORGE: Temperature Contours

Mar 09, 2016
128.69 kB
Publicly accessible
This submission contains several ArcGIS shapefiles, each with Temperature contour lines at different depths. Subsurface temperature were important for characterizing the geothermal system beneath the FORGE site in Milford, Utah.
Authors
Moore, J. Energy and Geoscience Institute at the University of Utah
geothermalegsmilfordforgetemperaturecontourutahcontour linesutah forgegeospatial datashapefileresourcecharacterizationroosevelt hot springsprocessed data

Utah FORGE: Rock Properties

Apr 07, 2018
32.28 MB
Publicly accessible
This is an Excel spreadsheet that contains rock properties from several wells in the Utah FORGE study area. This includes a map of the wells. Data is described in the Final Topical Report included in the resources below.
Authors
Gwynn, M. Energy and Geoscience Institute at the University of Utah
geothermalenergyforgeutah forgerock propertiesroosevelt hot springsroosevelt hot springs rock propertiesresistivitytemperature plotsgammasonicdensityvelocitycaliperporositymaficslocation mapdrilling datalog responsequartzbulk densityksparmagnetic susceptibilitycorerock propsutahrockpropertieswell dataresourcecharacterizationgeomechanicsegsmilford

Utah FORGE: Pressure Temperature Logs from Blundell Well 71-10, Beaver County

Oct 08, 2018
52.5 kB
Publicly accessible
This archive contains an Excel spreadsheet with pressure and temperature logs from PacifiCorp well 71-10. This well is in the Blundell Power Plant geothermal well field near Roosevelt Hot Springs, Beaver County, Utah. The spreadsheet also contains UTM coordinates for the location ...
Authors
Foster, K. Energy and Geoscience Institute at the University of Utah
geothermalenergypressure/temperature logsutahutah forgewell 71-10roosevelt hot springsbeaver countygeothermal wellgeothermal well 71-10utpressuretemperatureblundell power planttraverse surveymilfordpacificorplogswelllogforge71-10blundellwell logresourcecharacterizationegswell datawell location

Utah FORGE: Direct Shear Test Data for Investigating Seismic Precursors to Shear Failure of Fractures

Jun 11, 2024
3.13 MB
Publicly accessible
This dataset includes results of direct shear tests to investigate the mechanical and geophysical response of dry and saturated fractures in Indiana limestone and Sierra White granite. Direct shear tests were performed on tensile-induced fractures in Indiana limestone and Sierra W...
Authors
Han, K. et al Purdue University
geothermalenergyutah forgesaturationgranitesierra white granitelab testdirect shear testshear strengthshear stressgeophysicsp-waves-waveexcelprocessed dataelastic wave propagationegslaboratory datarmreshearfracturesindiana limestonetransducer

Utah FORGE: Borehole Sensors and Well Trajectories (April 2022)

Dec 23, 2022
Size unavailable
Publicly accessible
This link leads to a webpage with spreadsheets containing seismic borehole sensor locations and well trajectories for wells 56-32, 58-32, 78-32, 78B-32. Each of the files at the provided link include meta data on relevant information.
Authors
Pankow, K. University of Utah Seismograph Stations
geothermalenergyutah forgeseismic sensorsborehole sensorswell trajectorieswell 58-32well 56-32well 78-32well 78b-32well trajectorycharacterizationwell datasensor datawellboredrillingexcelforgeegs

Utah FORGE 3-2535: Report on Geodetic Observations of Fracture Development During April 2024 Stimulations

Apr 28, 2025
1.29 MB
Publicly accessible
This report presents geodetic observations from the April 2024 stimulations at the Utah FORGE site, as part of LBNL FORGE Project 3-2535. It focuses on Distributed Strain Sensing (DSS) data from an optical fiber in well 16B, capturing localized strain linked to fracture propagatio...
Authors
Vasco, D. et al Lawrence Berkeley National Laboratory
geothermalenergyutah forgeegsdistributed strain sensingdssfiber-optic sensingmicroseismicityfracture stimulationgeodetic monitoringinsarsubsurface deformationhydraulic fracturingseismicityfracture modelingreservoir characterizationtechnical reportprocessed dataapril 2024stimulation

Utah FORGE: Documentation on Discrete Fracture Network and Fracture Propagation Modelling

Feb 07, 2023
6.04 MB
Publicly accessible
This dataset includes reports and a slide presentation on discrete fracture network (DFN) generation and hydraulic fracture modeling at the Utah FORGE site. It details the characterization of natural fractures using well log and core data, as well as stochastic modeling techniques...
Authors
Sharma, M. and Cao, M. University of Texas
utah forgegeothermalfracture modellingdiscrete fracture modellingfracture propagation modellingutah forge fracture modellingdfnwell 16a78-32well 58-32fracture propagationegsenhanced geothermal systemsstimulationprocessed data

Utah FORGE 5-2428: Fracture Permeability Impact on Reservoir Stress and Seismic Slip Behavior 2025 Workshop Presentation

Sep 18, 2025
129.18 MB
Publicly accessible
This is a presentation on the Fracture Permeability Impact on Seismic Slip Behavior project by Lawrence Livermore National Laboratory, presented by Dr. Kayla A. Kroll. The project's objective is to develop, apply and validate a holistic thermal, hydrologic, mechanical, and chemica...
Authors
Kroll, K. Lawrence Livermore National Laboratory
geothermalenergyutah forgeegs2025 annual workshopfracture permeabilityinduced seismicityseismic slipthmcreservoir modelinghydromechanical behaviorpresentationpresentation recordingpresentation slidesreport

Utah FORGE: Well 9-1 Logs and Data from Roosevelt Hot Springs Area

Mar 03, 2016
166.63 MB
Publicly accessible
This is a compilation of logs and data from Well 9-1 in the Roosevelt Hot Springs area in Utah. This well is also in the Utah FORGE study area. The file is in a compressed .zip format and there is a data inventory table (Excel spreadsheet) in the root folder that is a guide to the...
Authors
Moore, J. Energy and Geoscience Institute at the University of Utah
geothermalforgeutah forgeegsroosevelt hot springutah geothermalgeothermal wellswell logsutah well logsmilfordtemperaturemulti-shotdirectionalgeochemicalammoniasilicaanalysisdaily report1975core logacoustic cement bondcompensated sonicboreholedensilogformation densitydownholegeophysicsgeophysicalsurveygamma rayneutronporosityinductionmudsubsurfacewell logwell datautah9-1resourcecharacterizationroosevelt hot springs

Utah FORGE: 2024 Discrete Fracture Network Model Data

Sep 08, 2024
1.4 GB
Publicly accessible
The Utah FORGE 2024 Discrete Fracture Network (DFN) Model dataset provides a set of files representing discrete fracture network modeling for the FORGE site near Milford, Utah. The dataset includes four distinct DFN model file sets, each corresponding to different time frames and ...
Authors
Finnila, A. and Jones, C. Energy and Geoscience Institute at the University of Utah
geothermalenergyutah forgedfndiscrete fracture modellingfracturesstochastic fracturestensile fracturesdiscrete fracture network modelegsplanar fracturespermeabilityporositycompressibilitystoragemeqhydraulic stimulationmodelmodelingprocessed data

Utah FORGE 3-2514: Strain Sensing Array for Deformation Characterization 2024 Annual Workshop Presentation

Aug 13, 2024
94.34 MB
Publicly accessible
This is a presentation on the Strain Sensing Array to characterize deformation at the FORGE site project by Clemson University, presented by Lawrence Murdoch. The project's objective was to evaluate the feasibility of measuring and interpreting tensor strain data to improve the pe...
Authors
Murdoch, L. et al Energy and Geoscience Institute at the University of Utah
geothermalenergyutah forgestrain sensingtensor strainmetersstrainrock mechanicsstrain tensor inversionrock deformationclemson video2024 utah forge rdclemsonpresentationegs

Utah FORGE: Source Imaging DAS-Based Seismic Event Catalog April 2024 Stimulation

Aug 26, 2025
140.41 kB
Publicly accessible
This catalog contains microseismic event locations recorded during the April 2024 stimulation at the Utah FORGE site. Events were detected and located using a DAS-specific source imaging workflow that avoids conventional phase picking. Instead, STA/LTA-transformed DAS and downhole...
Authors
Dvory, N. et al The University Of Utah
geothermalenergyforgeutahmicroseismic event locationsutah forgeuniversity of utahseismicaimachine learningdata-driven decisionscommunity safteyinfrastructure protectionproactive risk mitigationimproved safteyimmediate responsestimulationfracingground motionseismic hazardsegsevent catalogmlprocessed datareservoir characterizationapril 2024 stimulation

Utah FORGE: Deep Wells Temperature Surveys as of September 2022

Sep 16, 2022
10.09 MB
Publicly accessible
This Excel spreadsheet contains temperature survey results for Utah FORGE wells 58-32, 78-32, 56-32, 16A(78)-32 and 78B-32. It also contains charts and comparisons, along with a "Data Summary" which provides links to previous GDR submissions with temperature data for each well.
Authors
Jones, C. Energy and Geoscience Institute at the University of Utah
geothermalenergyutah forgeutah forge deep well temperaturesutah forge well temperaturesdeep well temperaturesforgeegstemperaturetemperature surveytemperature datacharacterizationdeepwellequilibratedrecoverycomparison

Utah FORGE: Fluid Injection-Rate Controls on Seismic Moment from Laboratory Fault Reactivation Experiments

Sep 16, 2025
5.43 GB
Publicly accessible
This dataset contains experimental and acoustic data from shear reactivation tests that investigate the relationship between fluid-injection rate, pore pressure distribution, and seismic moment during laboratory fault slip. It includes raw mechanical data and acoustic emission rec...
Authors
Elsworth, D. et al Pennsylvania State University
geothermalenergyinduced seismicityegsgeomechanicsutah forgegranitoidlaboratory experimentsfault reactivationshear slipfluid injectioninjection ratepore pressurepore pressure distributionseismic momentacoustic emissionspermeabilitytriaxial testingshear stressaxial displacementpressure vesselmechinical datatime-series dataraw dataprocessed datamatlab

Utah FORGE: Heat Flow Contours and Well Data

Mar 09, 2016
29.85 kB
Publicly accessible
This submission contains a shapefile of heat flow contour lines around the FORGE site located in Milford, Utah. The model was interpolated from data points in the Milford_wells shapefile. This heat flow model was interpolated from 66 data points using the kriging method in Geostat...
Authors
Moore, J. Energy and Geoscience Institute at the University of Utah
geothermalheatflowheatflowmilfordforgeegswellsutahdatashapefileshape filearcgisgeospatial datautah forgeheat flowcontourwell dataresourcecharacterizationroosevelt hot springsprocessed datageostatisticsbasementdepthmodeling

Utah FORGE: Updated Seismic Event Catalogue from the April, 2022 Stimulation of Well 16A(78)-32

Nov 09, 2022
720.12 kB
Publicly accessible
These are revised catalogs, related to the April, 2022 well 16A(78)-32 stimulation (phases 1,2, & 3), provided by Geo Energie Suisse (GES) that include additional events at the start of Stage 1 and some tidying up of some locations. These catalogs also include events for additiona...
Authors
Dyer, B. et al University of Utah Seismograph Stations
geothermalwell 16a78-32well 16a78-32 stimulationseismic dataseismicity datawell 16a78-32 seimicitywell 16a78-32 stimulation seismicitywell 16a78-32 stimulation seismicutah forgeutah forge seismic datagesstimulationexcelprocessed dataforgeegsb-valuewell datacharacterizationp-waves-wave

Utah FORGE: Well 16B(78)-32 Reinterpretation of Thrubit FMI Log

May 23, 2023
437.72 kB
Publicly accessible
This dataset contains a reinterpretation of the trip 3, Thrubit FMI log from Utah FORGE well 16B(78)-32, covering measured depths from 6,254 to 10,839 feet. Acquired by Schlumberger on May 23, 2023, this version includes newly interpreted tensile drilling-induced fractures, in add...
Authors
Wray, A. and Hamilton, D. Energy and Geoscience Institute at the University of Utah
geothermalenergyutah forgewell16b78-3216bthrubit fmi logfmi logfmitrip 3 fmifmi reinterpretationtensile induceded fracturestensile fracturesfracturesinduced fracturesegsfromation microimagerborehole imagingfracture analysisschlumbergerthrubitsubsurface characterizationazimuthprocessed datainterpreted

Utah FORGE 3-2514: A Strain Sensing Array to Characterize Deformation at the FORGE Site 2023 Annual Workshop Presentation

Sep 08, 2023
66.85 MB
Publicly accessible
This is a presentation on the Strain Sensing Array to Characterize Deformation at the FORGE Site project by Clemson University, presented by Lawrence Murdoch. The project's objective was to evaluate the feasibility of measuring and interpreting tensor strain data to improve the pe...
Authors
Murdoch, L. et al Clemson University
geothermalenergyannual workshop2023utah forgeegsfeasibilitystrain tensor datatensor strainmeterdeformationgeomechanical modelsclosed-form modelnumerical forward modelinversionstimulationwell testingproductionhigh-temperature tensor strainmeterreservoir characterizationmodel calibration

Utah FORGE: Earthquake Catalog

Mar 21, 2018
66.71 kB
Publicly accessible
This is the set of earthquake catalogs developed for the Utah FORGE project covering December of 2016 through March of 2018. These are discussed in the "Utah FORGE Phase 2B Final Topical Report," which can be found on GDR under id: 1038 (See link 'Final Topical Report' in resource...
Authors
Pankow, K. Energy and Geoscience Institute at the University of Utah
geothermalenergyutah forge seismicityseismicityearthquakeearthquakesgeospatial dataearthquake catalogsutah forge earthquake catalogsutahutah forgeutah forge 2broosevelt hot springsmilfordforgephase 2bmicroseismicitymonitoringseismicmicroseismicegsprocessed datareportcatalogresourcecharacterization
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